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Internship Nuclear Criticality Safety Engineer Jobs

Criticality Safety Engineer

Richland, WA ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Amentum is seeking a Nuclear Criticality Safety Engineer based out of our Richland, WA office.Candidates will obtain site specific Nuclear Criticality Safety (NCS) Analyst Qualification to support ...

Criticality Safety Engineer

Richland, WA ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Amentum is seeking a Nuclear Criticality Safety Engineer based out of our Richland, WA office. Candidates will obtain site specific Nuclear Criticality Safety (NCS) Analyst Qualification to support ...

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Internship Nuclear Criticality Safety Engineer information

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$106.5K

$154.5K

$186K

How much do internship nuclear criticality safety engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for internship nuclear criticality safety engineer in the United States is $154,474.00, according to ZipRecruiter salary data. Most workers in this role earn between $146,000.00 and $161,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an internship nuclear criticality safety engineer?

To thrive as an Internship Nuclear Criticality Safety Engineer, you generally need a solid background in nuclear engineering, physics, or a related field, supported by coursework in nuclear safety and criticality. Familiarity with nuclear simulation software (such as SCALE or MCNP), radiation detection instruments, and safety analysis tools is often expected. Strong analytical thinking, attention to detail, and effective communication skills help interns collaborate with multidisciplinary teams and convey complex safety information clearly. These skills and qualities are vital to ensure precise safety assessments and uphold regulatory compliance in nuclear environments.

What does an internship nuclear criticality safety engineer do?

An Internship Nuclear Criticality Safety Engineer assists experienced engineers in analyzing and managing the safety risks associated with handling and storing nuclear materials. Their duties typically include performing calculations, reviewing safety procedures, helping to develop criticality safety evaluations, and supporting compliance with safety regulations. Interns may also participate in safety audits, learn about regulatory requirements, and collaborate with other departments to ensure the safe operation of nuclear facilities.

What types of projects and responsibilities can an intern expect as a nuclear criticality safety engineer?

As an intern in Nuclear Criticality Safety Engineering, you can expect to assist with risk assessments, perform calculations, and review safety procedures related to the handling and storage of nuclear materials. Interns often work under the supervision of experienced engineers, supporting compliance documentation, participating in safety audits, and collaborating with multidisciplinary teams such as reactor operators and health physicists. This role provides valuable hands-on experience in regulatory requirements and criticality safety analysis, laying a strong foundation for a career in nuclear engineering.
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Infographic showing various Internship Nuclear Criticality Safety Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 17% Part Time, 2% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $154,474 per year, or $74.3 per hour.

Manager, Engineering F - Nuclear Safety/Criticality

Savannah River Mission Completion

Aiken, SC โ€ข On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago


Job description

Overview

Savannah River Mission Completion (SRMC) is seeking a Manager, Engineering F - Nuclear Criticality Safetyย to be based in our Aiken, SC location on the Savannah River Site (SRS).

The Nuclear Criticality Safety Engineering Manager is responsible for leading and managing a group of professional technical resources comprised of engineers, subcontractors, technicians, and/or other professionals.ย  Manages resources to provide successful engineering deliverables in support of SRMC facilities, engineering programs, technologies, and customer support. Provides technical, strategic, and organizational leadership for the Nuclear Criticality Safety Program supporting SRMC's Liquid Waste mission. The position is responsible for ensuring that criticality safety enables safe mission execution while supporting operational efficiency, regulatory compliance, continuous improvement, and long-term program sustainability.

Responsibilities
  • Defines objectives, develops strategies, and manages resources to achieve goals based upon effective interaction with management/customers
  • Establishes and effectively communicates expectations to subordinates to ensure high engineering discipline standards and quality are maintained
  • Manages engineering commitments assigned to the group via schedules (e.g., POW, POD) and tracking systems (e.g., STAR, APS), utilizing the resources assigned, for on time delivery of the desired engineering product(s)
  • Teams seamlessly with peer engineering managers to support the larger business objectives or major engineering issue resolutions facing the organization or department
  • Provides leadership and direction to achieve long term improvements for the scope and function of the department
  • Provides guidance, direction and support to direct reports to resolve questions, issues, and other matters ranging from technical to personnel in nature
  • Active member of the SRMC expanded staff, available for developmental roles and support of senior management objectives
  • Program Leadership
    • Lead and continuously improve the Nuclear Criticality Safety Program.
    • Establish strategic direction and engineering priorities.
    • Ensure compliance with DOE requirements, ANSI/ANS standards, and site implementing documents.
    • Oversee staffing, metrics, assessments, and program performance.
    • Overall health and effectiveness of the Nuclear Criticality Safety Program
  • Engineering Excellence
    • Direct preparation, review, and approval of Nuclear Criticality Safety Evaluations and supporting analyses.
    • Ensure appropriate engineering rigor and conservative technical judgment.
    • Oversee implementation of approved computational methods and engineering practices.
    • Ensure technical quality of NCSEs, NCSAs, NCSASRs, hazard analyses, and related engineering products.
  • People Leadership
    • Maintain the Criticality Safety Training and Qualification Program.
    • Foster ownership, accountability, technical rigor, and respectful challenge.
    • Develop collaborative relationships across organizations.
    • Preserve institutional knowledge while improving program capability.
  • Continuous Improvement
    • Advance modernization initiatives, process improvements, and knowledge management.
    • Promote innovation that improves engineering effectiveness without compromising safety.
  • Other duties as assigned
Qualifications
  • BS in Engineering or closely related Science (e.g., Physics, Chemistry) and progressive professional engineering experience.

Additional Information:ย 

  • This position may fall under DOE Order 426.2 and as such must meet the conditions of the order.ย ย On an exception basis, equivalencies for education and experience may be applied.
  • Post-secondary education may reduce the years of experience required for entry.
Preferred Qualifications
  • Demonstrated leadership of technical organizations or engineering programs.
  • Significant Nuclear Criticality Safety experience supporting DOE or comparable nuclear facilities.
  • Current Senior Criticality Safety Engineer (SCSE) qualification, or qualifications and experience supporting attainment of a SCSE qualification within approximately one year of hire.
  • Experience with DOE Order 420.1C, 10 CFR 830, ANSI/ANS 8-series standards, and program implementation.
  • Experience with Safety Basis integration, hazard analysis, MCNP and/or SCALE.
About

Savannah River Mission Completion (SRMC), a prime contractor for the US Department of Energy, is responsible for managing the Department of Energy's Savannah River Site's Liquid Waste operations contract. Located in Aiken, South Carolina, SRMC is a limited liability company formed by nuclear operations and environmental remediation global leaders BWXT, Amentum, and Fluor. The SRMC Team is responsible for the closure of waste tanks, the operation of the Savannah River Site's Defense Waste Processing Facility, tank farm operations and associated production and disposal facilities. www.savannahrivermissioncompletion.com

Benefits

Savannah River Mission Completion offers a competitive and comprehensive benefits package with flexibility to meet your needs.ย 

Highlights of our plans include:

  • 401k Retirement Savings Plan - 5% immediate company contribution, additional matching for employee contributions
  • Health Insurance & Prescription Drug Program
  • Health Savings Account
  • Telehealth with BlueCare on Demand
  • Dental Coverage
  • Vision Coverage
  • Flexible Spending Accounts
  • Includes 160 hours annual paid time off (accrued monthly), plus 11 paid holidays
  • Life and Accident Coverage
  • Disability Coverage
  • Employee Assistance Program
  • Tuition Reimbursement
Minimum PayUSD $131,000.00/Yr.Maximum PayUSD $225,000.00/Yr.Pay DisclaimerExceptions to this range/rate may be applied on a case-by-case basis taking into account aspects such as education, experience, and skill need of the organization.EEO Statement

Savannah River Mission Completion is committed to equal employment opportunity to employees and qualified applicants regardless of their race, color, religion, gender, national origin, age, physical or mental disability, veteran status, status as a parent, sexual orientation, or genetics. Our equal employment opportunity policies encompass all aspects of the employment relationship, including application and hiring, promotion and transfer, selection for training opportunities, wage and salary administration.

Employment Type: FULL_TIME